# Support for adding __float128 hardware support to the powerpc. # Tell the float128 functions that the ISA 3.0 hardware support can # be compiled it to be selected via IFUNC functions. FLOAT128_HW_INSNS = -DFLOAT128_HW_INSNS # New functions for hardware support fp128_hardfp_src = _mulkc3-hw.c _divkc3-hw.c fp128_hw_funcs = float128-hw _mulkc3-hw _divkc3-hw _powikf2-hw fp128_hw_src = $(srcdir)/config/rs6000/float128-hw.c _mulkc3-hw.c \ _divkc3-hw.c _powikf2-hw.c fp128_hw_static_obj = $(addsuffix $(objext),$(fp128_hw_funcs)) fp128_hw_shared_obj = $(addsuffix _s$(objext),$(fp128_hw_funcs)) fp128_hw_obj = $(fp128_hw_static_obj) $(fp128_hw_shared_obj) fp128_ifunc_funcs = float128-ifunc fp128_ifunc_src = $(srcdir)/config/rs6000/float128-ifunc.c fp128_ifunc_static_obj = float128-ifunc$(objext) fp128_ifunc_shared_obj = float128-ifunc_s$(objext) fp128_ifunc_obj = $(fp128_ifunc_static_obj) $(fp128_ifunc_shared_obj) # Add _sw suffix to names to allow ifunc support. fp128_sed_hw = -hw # Build the hardware support functions with appropriate hardware support FP128_CFLAGS_HW = -Wno-type-limits -mvsx -mfloat128 \ -mpower8-vector -mpower9-vector \ -mfloat128-hardware -mno-gnu-attribute \ -I$(srcdir)/soft-fp \ -I$(srcdir)/config/rs6000 \ $(FLOAT128_HW_INSNS) $(fp128_hw_obj) : INTERNAL_CFLAGS += $(FP128_CFLAGS_HW) $(fp128_hw_obj) : $(srcdir)/config/rs6000/t-float128-hw $(fp128_ifunc_obj) : INTERNAL_CFLAGS += $(FP128_CFLAGS_SW) $(fp128_ifunc_obj) : $(srcdir)/config/rs6000/t-float128-hw _mulkc3-hw.c: $(srcdir)/config/rs6000/_mulkc3.c (echo "#define __mulkc3 __mulkc3_hw"; \ cat $(srcdir)/config/rs6000/_mulkc3.c) > _mulkc3-hw.c _divkc3-hw.c: $(srcdir)/config/rs6000/_divkc3.c (echo "#define __divkc3 __divkc3_hw"; \ cat $(srcdir)/config/rs6000/_divkc3.c) > _divkc3-hw.c _powikf2-hw.c: $(srcdir)/config/rs6000/_powikf2.c (echo "#define __powikf2 __powikf2_hw"; \ cat $(srcdir)/config/rs6000/_powikf2.c) > _powikf2-hw.c